Rust update: crate_name
Update glfw-rs submodule
Merge pull request #83 from cmr/master

Update to master
Merge pull request #79 from kvark/rast

Basic rasterizer states
Load extension strings using gl::GetStringi rather than gl::GetString

gl::GetString(gl::EXTENSIONS) is not supported in forward compatible contexts, and returns a null pointer (segfault ahoy!)
Add travis-gitter integration
Merge pull request #85 from cmr/master

Travis-Gitter
Move glfw platform implementation into separate crate

Separate platform implementations should be in different crates. In the future we will also have `sld2_platform` for example.
Merge pull request #86 from bjz/glfw_platform

Seems fine so far.
Add version information querying and logging
Implement fallback for querying extensions when the gl version is < 3.2
Merge pull request #84 from bjz/capabilities

Load extension strings using gl::GetStringi rather than gl::GetString
Implemented support for stencil states
Implemented Default for several rasterizer states